Document and Entity Information
Mar. 13, 2020
Document And Entity Information [Line Items]  
Entity Registrant Name MICROSOFT CORP
Amendment Flag false
Entity Central Index Key 0000789019
Document Type 8-K
Document Period End Date Mar. 13, 2020
Entity Incorporation State Country Code WA
Entity File Number 001-37845
Entity Tax Identification Number 91-1144442
Entity Address, Address Line One One Microsoft Way
Entity Address, City or Town Redmond
Entity Address, State or Province WA
Entity Address, Postal Zip Code 98052-6399
City Area Code 425
Local Phone Number 882-8080
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common stock, $0.00000625 par value per share
Trading Symbol MSFT
Security Exchange Name NASDAQ
Notes Two Point One Two Five Percent Due December Six Twenty Twenty One [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 2.125% Notes due 2021
Trading Symbol MSFT
Security Exchange Name NASDAQ
Notes Three Point One Two Five Percent Due December Six Twenty Twenty Eight [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 3.125% Notes due 2028
Trading Symbol MSFT
Security Exchange Name NASDAQ
Notes Two Point Six Two Five Percent Due May Two Twenty Thirty Three [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 2.625% Notes due 2033
Trading Symbol MSFT
Security Exchange Name NASDAQ